1) Constant TERM is '-6' Factors of - 6 = +-2,+-3,+-1,+-6 By trial and error method: p(1)=1-6+11-6 =-5+5 =0 So, (X-1) is a factor of p(x) Now using LONG division method factorised form=p(x)/x-1 Hope it helps P. S. I don't have time for the SECOND one so, Sorry